Operation CHARM: Car repair manuals for everyone.

Component Tests and General Diagnostics



Schematic Circuit Diagram, Bus Diagnosis

The following block diagram provides an overview of the control modules and bus systems deployed in the vehicle.







- JBE (Junction Box Electronics)
- control module with connection to K-CAN, PT-CAN and diagnosis lead

- MOST GW is a placeholder for e.g. CCC (Car Communication Computer), M-ASK (Multi Audio System Controller), RAD (radio) or CHAMP (Central Head Unit and Multimedia Platform)
- control module with connection to K-CAN and MOST

- DSC (Dynamic Stability Control)
- control module with connection to F-CAN and PT-CAN

- K1 ... Kn: control modules on the K-CAN
- M1 ... Mn: control modules on the MOST
- F1 ... Fn: control modules on the F-CAN
- PT1 ... PTn: control modules on the PT-CAN